/Engine/Plugins/Experimental/PCG/Source/PCG/Public/PCGNode.h
Recursively follow downstream edges and call UpdatePins on each node that has dynamic pins.
[EPCGChangeType](API\Plugins\PCG\EPCGChangeType) PropagateDynamicPinTypes ( const [UPCGNode](API\Plugins\PCG\UPCGNode) * FromNode )